Tongyeong Weather in December

Tongyeong in December sees low daytime temperatures of 10°C (50°F) and nighttime lows of 4°C (39°F). With just 34 mm (1.3 in) of rainfall on average, it's the driest month of the year.

Rainfall in Tongyeong in December

This month sees the least rain of the year, making it well suited for outdoor adventures, even if you'll need a jacket. Historically, December sees about 4 days of rain, with a monthly average of 34 mm (1.3 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.

Temperature in Tongyeong in December

Expect highs of 10°C (50°F) in Tongyeong in December, with nights dropping to around 4°C (39°F). December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Tongyeong in December

The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Tongyeong in December

Wind speeds average 2 m/s (4 knots) during December. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Tongyeong. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
• February
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For a detailed overview over the year and the best time to visit South Korea, check out our Tongyeong's climate page.

Tongyeong Temperature in December

Min Temperature 4°C (39°F)  

Max Temperature 10°C (50°F)  

Chance of Rain 15%  

Precipitation 34 mm (1.3 in)  

Rainy days 4 days  

Humidity 61% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 186 hours *  

Percentage Sunshine 61% *  

* Data from: Chungmu, South Korea (2 KM, 1 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Tongyeong typically drop from around 12°C (54°F) at the start of December to approximately 8°C (46°F) by the end. Nights are very cold, with lows typically ranging from -3°C (27°F) to 1°C (34°F).

Average temperatures in December

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‹ January February March April May June July August September October November December ›

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in December

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Tongyeong in December

Browse day-by-day weather records for Tongyeong spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

‹ 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ›

‹ January February March April May June July August September October November December ›

Tongyeong historical weather extremes in December

Our historical data for Tongyeong spans 1976 to 2025, revealing these weather extremes.

• On December 10, 2023, temperatures climbed to 20°C (68°F), marking the warmest December day on record.
• On December 26, 2025, Tongyeong saw its coldest December day with temperatures maxing out at -1°C (30°F).
• The coldest night in December in Tongyeong was on December 30, 2006, with a minimum of -11°C (12°F).

What to Wear in Tongyeong in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Light rain is possible, so consider bringing a small umbrella or rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Tongyeong in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

5/10

Outdoor sports

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit South Korea, check out our Tongyeong's climate page.

More climate data for Tongyeong

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Tongyeong climate overview or explore weather in South Korea.